- environment-build: add INSTALL_EXIST macro

5 years ago · b3ba0d8817
1 changed files with 7 additions and 0 deletions
--- a/make/environment-build.mk
+++ b/make/environment-build.mk
@ -220,6 +220,13 @@ INSTALL_DATA = $(INSTALL) -m 0644
 INSTALL_EXEC = $(INSTALL) -m 0755
 INSTALL_COPY = cp -a

+define INSTALL_EXIST # (source, dest)
+	if [ -d $(dir $(1)) ]; then \
+		$(INSTALL) -d $(2); \
+		$(INSTALL_COPY) $(1) $(2); \
+	fi
+endef
+
 GET-GIT-ARCHIVE = $(HELPERS_DIR)/get-git-archive.sh
 GET-GIT-SOURCE  = $(HELPERS_DIR)/get-git-source.sh
 GET-SVN-SOURCE  = $(HELPERS_DIR)/get-svn-source.sh